BTRFS-SHOW-SUPER man page on Archlinux
[printable version]
BTRFS-SHOW-SUPER(8) BTRFS-SHOW-SUPER(8)
NAME
btrfs-show-super - show btrfs superblock information stored in devices
SYNOPSIS
btrfs-show-super [options] <dev> [<dev>...]
DESCRIPTION
btrfs-show-super is used to print the information of superblock, you
can specify which mirror to print out. In default, every device's first
superblock will be printed out.
Options
-a print all the superblock information, if this option is given,
'-i' option will be ignored.
-i <super_mirror>
specify which mirror to print out. <super_mirror> is between 0 and
2. if several '-i <super_mirror>' are given, only the last one is
valid.
EXIT CODE
btrfs-show-super will return 0 exit code if no error happened. If any
problems happened, 1 will be returned.
AUTHOR
Written by Shilong Wang and Wenruo Qu.
COPYRIGHT
Copyright © 2013 FUJITSU LIMITED. License GPLv2: GNU GPL version 2
<http://gnu.org/licenses/gpl.html>.
This is free software: you are free to change and redistribute it.
There is NO WARRANTY, to the extent permitted by law.
SEE ALSO
mkfs.btrfs(8)
BTRFS-SHOW-SUPER(8)
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